public IActionResult GetIngresos(DateTime start, DateTime end)
        {
            Response oResponse = new Response();

            try
            {
                var resp = _facturaService.GetIngresosInPeriod(start, end);
                if (resp == null)
                {
                    return(NotFound());
                }
                oResponse.Code    = 1;
                oResponse.Message = "resultado encontrado";
                oResponse.Data    = resp;
            }
            catch (Exception e)
            {
                oResponse.Message = "error ocurrido " + e.Message;
            }
            return(Ok(oResponse));
        }